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Keyboard problems – Dell Dimension E521 User Manual

Page 37

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Solving Problems

37

Keyboard Problems

CAUTION:

Before you begin any of the procedures in this section, follow the safety instructions in the Product

Information Guide.

A

REQUIRED

. D L L

FILE

WAS

NOT

FOUND

The program that you are trying to open is missing an

essential file. To remove and then reinstall the program:

1

Click the Start button, click Control Panel, and then click Add or Remove Programs.

2

Select the program you want to remove.

3

Click the Change or Remove Program icon.

4

See the program documentation for installation instructions.

A

LERT

! A

IR

TEMPERATURE

SENSOR

NOT

DETECTED

For any computer type except the ultra small

form-factor computer, ensure that all cables are securely fastened to the I/O panel and to the system
board and reboot your computer. If this does not resolve the problem or if you have an ultra small
form-factor computer, contact Dell (see "Contacting Dell" on page 122).

drive letter :\

IS

NOT

ACCESSIBLE

. T

HE

DEVICE

IS

NOT

READY

The drive cannot read the disk.

Insert a disk into the drive and try again.

I

NSERT

BOOTABLE

MEDIA

Insert a bootable floppy disk or CD.

N

ON

-

SYSTEM

DISK

ERROR

Remove the floppy disk from the drive and restart your computer.

N

OT

ENOUGH

MEMORY

OR

RESOURCES

. C

LOSE

SOME

PROGRAMS

AND

TRY

AGAIN

Close all

windows and open the program that you want to use. In some cases, you might have to restart your
computer to restore computer resources. If so, run the program that you want to use first.

O

PERATING

SYSTEM

NOT

FOUND

Contact Dell (see "Contacting Dell" on page 122).

C

HECK

THE

KEYBOARD

CABLE

• Ensure that the keyboard cable is firmly connected to the computer.
• Shut down the computer (see "Turning Off Your Computer" on page 61), reconnect the keyboard cable

as shown on the setup diagram for your computer, and then restart the computer.

• Check the cable connector for bent or broken pins and for damaged or frayed cables. Straighten bent pins.
• Remove keyboard extension cables and connect the keyboard directly to the computer.

book.book Page 37 Monday, July 23, 2007 3:47 PM